getFile.sh

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#!/usr/bin/env zsh
#
# \author mdejong
#
script=${0##*/}
 
source ${0%${script}}ulib.sh
 
set_variable:  DEBUG        ARCHIVE_DEBUG       2
set_variable   VERSION      "*"
 
if do_usage $*; then
    usage "$script  <path>  <detector identifier>  <run>  <type>  [version]  <output file>"\
          "\nUtility script to retrieve file from archive."\
          "\nNote that extension from name of file in archive is taken."
fi
 
case $# in
    6)  set_variable   VERSION      $argv[5];&
    5)  set_variable   DIR          $argv[1];
        let            ID="         $argv[2]";
        let            RUN="        $argv[3]";
        set_variable   TYPE         $argv[4];
        set_variable   OUTPUT_FILE  $argv[-1];;
    *)  fatal "Wrong number of arguments."
esac
 
if [[ ! -d $DIR ]]; then
    fatal "Invalid path $argv[1]"
fi
 
if (( $ID  == 0 )); then
    fatal "Invalid detector identifier $argv[2]"
fi
 
if (( $RUN == 0 )); then
    fatal "Invalid run $argv[3]"
fi
 
setopt extendedglob
 
typeset -Z8 ID
 
let COUNTER="0"
INPUT_FILE=""
 
if [[ ! -d $DIR ]]; then
    fatal "No archive $DIR"
fi
 
typeset -T BUFFER ARRAY /
 
pushd $DIR
 
eval ls -1 $ID/$TYPE/_${VERSION}/\*/\*/\* 2> /dev/null | while read BUFFER; do
 
    set_variable  A_ID       ${ARRAY[-6]}
    set_variable  A_TYPE     ${ARRAY[-5]}
    set_variable  A_VERSION  ${ARRAY[-4]#_}
    let           A_MINRUN=" ${ARRAY[-3]}"
    let           A_MAXRUN=" ${ARRAY[-2]}"
    set_variable  A_FILENAME ${ARRAY[-1]}
 
    let           A_COUNTER="${A_FILENAME:r}"
 
    if (( $RUN >= $A_MINRUN && $RUN <= $A_MAXRUN )); then
        if (( $A_COUNTER > $COUNTER )); then
            let COUNTER="$A_COUNTER"
            INPUT_FILE=$BUFFER
        fi
    fi
done
 
if [[ -n $INPUT_FILE ]]; then
 
    if [[ $(git rev-parse --is-inside-work-tree) == "true" ]]; then
 
        git check-attr --all -- $INPUT_FILE | grep "filter: *lfs" >& /dev/null
 
        if (( $? == 0 )); then
 
            git lfs pull --exclude= --include $INPUT_FILE
 
            if (( $? != 0 )); then
                fatal "git lsf unavailable."
            fi
        fi
    fi
 
    INPUT_FILE="$DIR/$INPUT_FILE"
fi
 
popd
 
if [[ ! -f $INPUT_FILE ]]; then
    fatal "No corresponding file found in archive $DIR"
fi
 
OUTPUT_FILE+=.${INPUT_FILE:e}
 
if [[ -f $OUTPUT_FILE ]]; then
    fatal "File $OUTPUT_FILE already exists."
fi
    
cp -p  $INPUT_FILE  $OUTPUT_FILE
 
if (( $? == 0 )); then
    notice "Stored archive:$INPUT_FILE to $OUTPUT_FILE"
else
    fatal  "File $INPUT_FILE not retrieved from archive."
fi